<?php
echo '
<div id="back_top">
    <a href="'.$_SERVER['REQUEST_URI'].'#top"><img src="images/top.jpg" alt="đầu trang top" /> Đầu trang</a>
    <a href="javascript:window.history.go(-1)"><img src="images/back.jpg" alt="trang trước top" /> Trang trước</a>
</div>
<div id="footer">
<table width="100%" border="0">
    <tr>
        <td>'.$row_config['contact'].'</td>
        <td align="right">'.$row_config['footer'].'</td>
    </tr>
</table>
</div>
';
?>